122004300055440 has 320 divisors, whose sum is σ = 419305246175232. Its totient is φ = 29097037516800.

The previous prime is 122004300055411. The next prime is 122004300055511. The reversal of 122004300055440 is 44550003400221.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 122004300055398 and 122004300055407.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134152489 + ... + 135058871.

Almost surely, 2^{122004300055440} is an apocalyptic number.

122004300055440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122004300055440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209652623087616).

122004300055440 is an abundant number, since it is smaller than the sum of its proper divisors (297300946119792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122004300055440 is a wasteful number, since it uses less digits than its factorization.

122004300055440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907238 (or 907232 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 122004300055440 its reverse (44550003400221), we get a palindrome (166554303455661).

The spelling of 122004300055440 in words is "one hundred twenty-two trillion, four billion, three hundred million, fifty-five thousand, four hundred forty".